id:A050128 - OEIS Search Results

Search: id:A050128

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a(n)=[ a(n-1)/2 ] if this is not among 0,a(1),...,a(n-1), else a(n)=2*n.

+0
4

1, 4, 2, 8, 10, 5, 14, 7, 3, 20, 22, 11, 26, 13, 6, 32, 16, 36, 18, 9, 42, 21, 46, 23, 50, 25, 12, 56, 28, 60, 30, 15, 66, 33, 70, 35, 17, 76, 38, 19, 82, 41, 86, 43, 90, 45, 94, 47, 98, 49, 24, 104, 52, 108, 54, 27, 114, 57, 118, 59, 29, 124 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Does this sequence contain every positive integer exactly once?`
	CROSSREFS	`Cf. A050129, A050130, A050131, A050132.` `Sequence in context: A143942 A125065 A109816 this_sequence A134042 A064821 A051239` `Adjacent sequences: A050125 A050126 A050127 this_sequence A050129 A050130 A050131`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

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